These are Singapore companies which announced share buybacks on Thursday, 14 February 2019:
Singapore Post
Singapore Post bought back 100,000 shares in the market at S$0.95 each for a total consideration, including other costs, of S$94,122, it said in a filing to SGX after the market close on Thursday.
Stamford Land
Stamford Land bought back 594,300 shares in the market at S$0.49 each for a total consideration, including other costs, of S$291,643, it said in a filing to SGX after the market close on Thursday.